From d5516dee005075a7569890c0cea4235659687ea1 Mon Sep 17 00:00:00 2001 From: Max Kellermann Date: Thu, 10 Jan 2013 10:15:09 +0100 Subject: input_stream: convert to C++ (internally) --- test/run_decoder.cxx | 227 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 227 insertions(+) create mode 100644 test/run_decoder.cxx (limited to 'test/run_decoder.cxx') diff --git a/test/run_decoder.cxx b/test/run_decoder.cxx new file mode 100644 index 00000000..776c11e8 --- /dev/null +++ b/test/run_decoder.cxx @@ -0,0 +1,227 @@ +/* + * Copyright (C) 2003-2011 The Music Player Daemon Project + * http://www.musicpd.org + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +#include "config.h" +extern "C" { +#include "io_thread.h" +#include "decoder_list.h" +} +#include "decoder_api.h" +#include "InputInit.hxx" +#include "input_stream.h" +#include "audio_format.h" +#include "stdbin.h" + +#include + +#include +#include +#include + +static void +my_log_func(const gchar *log_domain, G_GNUC_UNUSED GLogLevelFlags log_level, + const gchar *message, G_GNUC_UNUSED gpointer user_data) +{ + if (log_domain != NULL) + g_printerr("%s: %s\n", log_domain, message); + else + g_printerr("%s\n", message); +} + +struct decoder { + const char *uri; + + const struct decoder_plugin *plugin; + + bool initialized; +}; + +void +decoder_initialized(struct decoder *decoder, + const struct audio_format *audio_format, + G_GNUC_UNUSED bool seekable, + G_GNUC_UNUSED float total_time) +{ + struct audio_format_string af_string; + + assert(!decoder->initialized); + assert(audio_format_valid(audio_format)); + + g_printerr("audio_format=%s\n", + audio_format_to_string(audio_format, &af_string)); + + decoder->initialized = true; +} + +enum decoder_command +decoder_get_command(G_GNUC_UNUSED struct decoder *decoder) +{ + return DECODE_COMMAND_NONE; +} + +void decoder_command_finished(G_GNUC_UNUSED struct decoder *decoder) +{ +} + +double decoder_seek_where(G_GNUC_UNUSED struct decoder *decoder) +{ + return 1.0; +} + +void decoder_seek_error(G_GNUC_UNUSED struct decoder *decoder) +{ +} + +size_t +decoder_read(G_GNUC_UNUSED struct decoder *decoder, + struct input_stream *is, + void *buffer, size_t length) +{ + return input_stream_lock_read(is, buffer, length, NULL); +} + +void +decoder_timestamp(G_GNUC_UNUSED struct decoder *decoder, + G_GNUC_UNUSED double t) +{ +} + +enum decoder_command +decoder_data(G_GNUC_UNUSED struct decoder *decoder, + G_GNUC_UNUSED struct input_stream *is, + const void *data, size_t datalen, + G_GNUC_UNUSED uint16_t kbit_rate) +{ + G_GNUC_UNUSED ssize_t nbytes = write(1, data, datalen); + return DECODE_COMMAND_NONE; +} + +enum decoder_command +decoder_tag(G_GNUC_UNUSED struct decoder *decoder, + G_GNUC_UNUSED struct input_stream *is, + G_GNUC_UNUSED const struct tag *tag) +{ + return DECODE_COMMAND_NONE; +} + +void +decoder_replay_gain(G_GNUC_UNUSED struct decoder *decoder, + const struct replay_gain_info *replay_gain_info) +{ + const struct replay_gain_tuple *tuple = + &replay_gain_info->tuples[REPLAY_GAIN_ALBUM]; + if (replay_gain_tuple_defined(tuple)) + g_printerr("replay_gain[album]: gain=%f peak=%f\n", + tuple->gain, tuple->peak); + + tuple = &replay_gain_info->tuples[REPLAY_GAIN_TRACK]; + if (replay_gain_tuple_defined(tuple)) + g_printerr("replay_gain[track]: gain=%f peak=%f\n", + tuple->gain, tuple->peak); +} + +void +decoder_mixramp(G_GNUC_UNUSED struct decoder *decoder, + char *mixramp_start, char *mixramp_end) +{ + g_free(mixramp_start); + g_free(mixramp_end); +} + +int main(int argc, char **argv) +{ + GError *error = NULL; + const char *decoder_name; + struct decoder decoder; + + if (argc != 3) { + g_printerr("Usage: run_decoder DECODER URI >OUT\n"); + return 1; + } + + decoder_name = argv[1]; + decoder.uri = argv[2]; + + g_thread_init(NULL); + g_log_set_default_handler(my_log_func, NULL); + + io_thread_init(); + if (!io_thread_start(&error)) { + g_warning("%s", error->message); + g_error_free(error); + return EXIT_FAILURE; + } + + if (!input_stream_global_init(&error)) { + g_warning("%s", error->message); + g_error_free(error); + return 2; + } + + decoder_plugin_init_all(); + + decoder.plugin = decoder_plugin_from_name(decoder_name); + if (decoder.plugin == NULL) { + g_printerr("No such decoder: %s\n", decoder_name); + return 1; + } + + decoder.initialized = false; + + if (decoder.plugin->file_decode != NULL) { + decoder_plugin_file_decode(decoder.plugin, &decoder, + decoder.uri); + } else if (decoder.plugin->stream_decode != NULL) { + GMutex *mutex = g_mutex_new(); + GCond *cond = g_cond_new(); + + struct input_stream *is = + input_stream_open(decoder.uri, mutex, cond, &error); + if (is == NULL) { + if (error != NULL) { + g_warning("%s", error->message); + g_error_free(error); + } else + g_printerr("input_stream_open() failed\n"); + + return 1; + } + + decoder_plugin_stream_decode(decoder.plugin, &decoder, is); + + input_stream_close(is); + + g_cond_free(cond); + g_mutex_free(mutex); + } else { + g_printerr("Decoder plugin is not usable\n"); + return 1; + } + + decoder_plugin_deinit_all(); + input_stream_global_finish(); + io_thread_deinit(); + + if (!decoder.initialized) { + g_printerr("Decoding failed\n"); + return 1; + } + + return 0; +} -- cgit v1.2.3